查看Linux系统信息的几个快捷命令

2013-11-5 10:12 775 0

摘要: 1.查看当前内核信息： #uname -a 2.查看当前版本发行信息：#cat /etc/issue3.查看逻辑CPU个数和型号:#cat /proc/cpuinfo|grep name| ...

关键词： nbsp supported extension instruction 当前 Page 位数信息 extensions technology

1.查看当前内核信息： #uname -a 2.查看当前版本发行信息：#cat /etc/issue3.查看逻辑CPU个数和型号:#cat /proc/cpuinfo|grep name| cut -f2 -d: | uniq -c 4.查看机器的当前配置位数:# getconf LONG_BIT ,该值不代表CPU实际支持的位数上限5.查看芯片所支持的特性：#cat /proc/cpuinfo|grep flags 其它的CPU信息解释如下:Flags: FPU (Floating-point unit on-chip) VME (Virtual mode extension) DE (Debugging extension) PSE (Page size extension) TSC (Time stamp counter) MSR (Model specific registers) PAE (Physical address extension) MCE (Machine check exception) CX8 (CMPXCHG8 instruction supported) APIC (On-chip APIC hardware supported) SEP (Fast system call) MTRR (Memory type range registers) PGE (Page global enable) MCA (Machine check architecture) CMOV (Conditional move instruction supported) PAT (Page attribute table) PSE-36 (36-bit page size extension) CLFSH (CLFLUSH instruction supported) DS (Debug store) ACPI (ACPI supported) MMX (MMX technology supported) FXSR (Fast floating-point save and restore) SSE (Streaming SIMD extensions) SSE2 (Streaming SIMD extensions 2) SS (Self-snoop) HTT (Hyper-threading technology) TM (Thermal monitor supported) SBF (Signal break on FERR)

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